Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Avi Kopelman0
Jeeyoung Choi0
Date of Patent
October 26, 2021
Patent Application Number
20150130
Date Filed
January 30, 2015
Patent Citations Received
0
...
Patent abstract
In one aspect, an orthodontic appliance can include a shell having a plurality of cavities shaped to receive a patient's teeth. The shell can include an exterior layer and an interior layer having a stiffness less than a stiffness of the exterior layer. A discontinuity can be formed in the exterior layer.
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